<template>
  <div class="app-container">
    <!-- 搜索区 -->
    <el-form ref="queryForm" :model="queryParams" size="small" :inline="true">
      <el-form-item label="菜单名称" prop="menuName">
        <el-input
          v-model="queryParams.menuName"
          placeholder="请输入菜单名称"
          clearable
          style="width: 215px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item label="状态" prop="status">
        <el-select
          v-model="queryParams.status"
          placeholder="菜单状态"
          clearable
          style="width: 215px"
        >
          <el-option
            v-for="dict in statusList"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <!--功能区-->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAddTwo()"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          plain
          icon="el-icon-sort"
          size="mini"
          @click="toggleRowExpansion(openFlag)"
        >展开/折叠</el-button>
      </el-col>
    </el-row>

    <!-- 数据展示区table-->
    <el-table
      :data="pageData"
      ref="pageData"
      style="width: 100%;margin-bottom: 20px;"
      row-key="id"
      :default-expand-all="openFlag"
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
      <el-table-column label="菜单名称" align="center" prop="menuName" />
      <el-table-column prop="icon" label="图标" align="center" width="100">
        <template slot-scope="scope">
          <svg-icon :icon-class="scope.row.icon" />
        </template>
      </el-table-column>
      <el-table-column label="排序" align="center" prop="orderNum" />
      <el-table-column label="权限标识" align="center" prop="perms" />
      <el-table-column label="组件路径" align="center" prop="component" />
      <el-table-column label="状态" align="center" >
        <template slot-scope="scope">
          <el-tag v-if="scope.row.status==0">正常</el-tag>
          <el-tag v-else type="danger">停用</el-tag>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" />

      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdateTwo(scope.row)"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAddTwo(scope.row)"
          >新增</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>


    <!--    新增和修改对话框-->

    <el-dialog :title="title" :visible.sync="open" width="680px" append-to-body :close-on-click-modal="false">
      <!--title:标题,visible.sync:是否显示,append-to-body:Dialog 自身是否插入至 body 元素上,close-on-click-modal:是否可以通过点击 modal 关闭 Dialog-->
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <!--model:数据源,rules:验证表单-->
        <el-row>
          <el-col :span="24">
            <el-form-item label="上级菜单" prop="name">
              <treeselect
                v-model="form.parentId"
                :options="menuOptions"
                :normalizer="normalizer"
                :show-count="true"
                placeholder="选择上级菜单"
              />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="菜单类型" prop="menuType">
              <el-radio-group v-model="form.menuType">
                <el-radio label="M">目录</el-radio>
                <el-radio label="C">菜单</el-radio>
                <el-radio label="F">按钮</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24" v-if="form.menuType != 'F'">
            <el-form-item label="菜单图标" prop="icon">
              <el-popover
                placement="bottom-start"
                width="460"
                trigger="click"
                @show="$refs['iconSelect'].reset()"
              >
                <IconSelect ref="iconSelect" @selected="selected" />
                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                  <svg-icon
                    v-if="form.icon"
                    slot="prefix"
                    :icon-class="form.icon"
                    class="el-input__icon"
                    style="height: 32px;width: 16px;"
                  />
                  <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                </el-input>
              </el-popover>
            </el-form-item>
          </el-col>

          <el-col :span="12">
            <el-form-item label="菜单名称" prop="menuName">
              <el-input v-model="form.menuName" placeholder="请输入菜单名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="显示排序" prop="orderNum">
              <el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
            </el-form-item>
          </el-col>

          <el-col :span="12" v-if="form.menuType != 'F'">
            <el-form-item>
              <span slot="label">
                <el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                是否外链
              </span>
              <el-radio-group v-model="form.isFrame">
                <el-radio label="0">是</el-radio>
                <el-radio label="1">否</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType != 'F'">
            <el-form-item prop="path">
              <span slot="label">
                <el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                路由地址
              </span>
              <el-input v-model="form.path" placeholder="请输入路由地址" />
            </el-form-item>
          </el-col>
        </el-row>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item prop="component">
              <span slot="label">
                <el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                组件路径
              </span>
            <el-input v-model="form.component" placeholder="请输入组件路径" />
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'M'">
          <el-form-item>
            <el-input v-model="form.perms" placeholder="请输入权限标识" maxlength="100" />
            <span slot="label">
                <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                权限字符
              </span>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item>
            <el-input v-model="form.query" placeholder="请输入路由参数" maxlength="255" />
            <span slot="label">
                <el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                路由参数
              </span>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item>
              <span slot="label">
                <el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                是否缓存
              </span>
            <el-radio-group v-model="form.isCache">
              <el-radio label="0">缓存</el-radio>
              <el-radio label="1">不缓存</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item>
              <span slot="label">
                <el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                显示状态
              </span>
            <el-radio-group v-model="form.visible">
              <el-radio
                v-for="dict in visibleList"
                :key="dict.dictValue"
                :label="dict.dictValue"
              >{{dict.dictLabel}}</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item>
              <span slot="label">
                <el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
                <i class="el-icon-question"></i>
                </el-tooltip>
                菜单状态
              </span>
            <el-radio-group v-model="form.status">
              <el-radio
                v-for="dict in statusList"
                :key="dict.dictValue"
                :label="dict.dictValue"
              >{{dict.dictLabel}}</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="cancel">取 消</el-button>
        <el-button type="primary" @click="submitForm">确 定</el-button>
      </span>
    </el-dialog>

  </div>
</template>

<script>
import {getListAll, getMenu,addMenu, updateMenu, delMenu} from "../../../api/system/menu";
import addOrEditMixin from '@/utils/addOrEditMixin.js'
import pageMixin from '@/utils/pagemixin.js'
import {getDictTypeList} from '@/api/system/dictData.js'
// 导入插件
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
// 导入ruoyi.js模块
import {handleTree} from '@/utils/ruoyi.js'
// 导入自定义插件
import IconSelect from "@/components/IconSelect";

export default {
  mixins: [pageMixin, addOrEditMixin],
  components: { Treeselect, IconSelect },
  data(){
    return{
      // 初始化表单数据
      pageData:[],
      form:{},
      // 菜单树选项
      menuOptions:[],
      // 状态
      statusList: [],
      // 显示
      visibleList:[],
      // 树形结构是否展开
      openFlag: false,
      // 表单校验
      rules: {
        menuName: [
          { required: true, message: "菜单名称不能为空", trigger: "blur" }
        ],
        orderNum: [
          { required: true, message: "菜单顺序不能为空", trigger: "blur" }
        ],
        path: [
          { required: true, message: "路由地址不能为空", trigger: "blur" }
        ]
      }
    }
  },
  methods:{
    // 员工查询
    fetchData() {
      this.loading = true
      getListAll(this.queryParams).then(resp => {
        this.pageData = handleTree(resp,"id")
        this.loading = false
      })
    },
    // 获取状态类型
    fetchDictDataByType(){
      getDictTypeList('sys_normal_disable').then(resp=> {
        this.statusList= resp
      })
    },
    // 获取显示类型
    fetchDictVisibleList(){
      getDictTypeList('sys_show_hide').then(resp=> {
        this.visibleList= resp
      })
    },
    // 树形结构是否展开方法
    toggleRowExpansion(isExpansion){
      this.openFlag = !isExpansion;
      this.toggleRowExpansion_forAll(this.pageData,this.openFlag);
    },
    toggleRowExpansion_forAll(data,isExpansion){
      data.forEach(item=>{
        this.$refs.pageData.toggleRowExpansion(item,isExpansion);
        if(item.children != undefined && item.children != null){
          this.toggleRowExpansion_forAll(item.children,isExpansion);
        }
      })
    },
    // 新增和修改表单所用方法
    // 1.查询菜单下拉树结构
    getTreeselect() {
      getListAll().then(resp => {
        this.menuOptions = [];
        const menu = { id: 0, menuName: '主类目', children: [] };
        menu.children = handleTree(resp, "id");
        this.menuOptions.push(menu);
      });
    },
    // 2.转换菜单数据结构
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.id,
        label: node.menuName,
        children: node.children
      };
    },
    // 3.选择图标
    selected(name) {
      this.form.icon = name;
    },
    // 4.表单重置
    reset() {
      this.form = {
        id: undefined,
        parentId: 0,
        menuName: undefined,
        icon: undefined,
        menuType: "M",
        orderNum: undefined,
        isFrame: "1",
        isCache: "0",
        visible: "0",
        status: "0"
      };
      this.resetForm("form");
    },
    // 5.取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 新增按钮操作
    handleAddTwo(row) {
      this.reset();
      this.getTreeselect();
      if (row != null && row.id) {
        this.form.parentId = row.id;
      } else {
        this.form.parentId = 0;
      }
      this.open = true;
      this.title = "添加菜单";
    },
    // 修改按钮操作
    handleUpdateTwo(row) {
      this.reset();
      this.getTreeselect();
      getMenu(row.id).then(response => {
        this.form = response;
        console.log(this.form)
        this.form.isFrame = String(response.isFrame);
        this.form.isCache = String(response.isCache);
        this.open = true;
        this.title = "修改菜单";
      });
    },
    // 提交按钮
    submitForm: function() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != undefined) {
            updateMenu(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.fetchData();
            });
          } else {
            addMenu(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.fetchData();
            });
          }
        }
      });
    },
    // 删除
    beforehandleDelete(id) {
      delMenu(id).then(resp => {
        this.$message({
          message: '操作成功',
          type: 'success'
        });
        this.fetchData()
      })
    },
  },

  created() {
    this.fetchDictDataByType(),
    this.fetchDictVisibleList()
  }

};
</script>
